Items where Author is "Djakov, Plamen Borissov"

Djakov, Plamen Borissov and Mityagin, B. S. (2020) Spectral triangles of non-selfadjoint Hill and Dirac operators. Russian Mathematical Surveys, 75 (4). pp. 587-626. ISSN 0036-0279

Djakov, Plamen Borissov and Terzioğlu, Tosun (2016) Prominent sets in Frechet spaces. (Accepted)

Anahtarcı, Berkay and Djakov, Plamen Borissov (2015) Asymptotics of spectral gaps of 1D Dirac operator whose potential is a linear combination of two exponential terms. Asymptotic Analysis, 92 (1-2). pp. 141-160. ISSN 0921-7134 (Print) 1875-8576 (Online)

Djakov, Plamen Borissov and Mityagin, Boris (2013) Equiconvergence of spectral decompositions of Hill–Schrödinger operators. Journal of Differential Equations, 255 (10). pp. 3233-3283. ISSN 0022-0396

Djakov, Plamen Borissov and Mityagin, Boris Samuel (2013) Divergence of spectral decompositions of Hill operators with two exponential term potentials. Journal of Functional Analysis, 265 (4). pp. 660-685. ISSN 0022-1236

Aytuna, Aydın and Djakov, Plamen Borissov (2013) Bohr property of bases in the space of entire functions and its generalizations. Bulletin of the London Mathematical Society, 45 (2). pp. 411-420. ISSN 0024-6093 (Print) 1469-2120 (Online)

Djakov, Plamen Borissov and Mityagin, Boris (2013) Riesz bases consisting of root functions of 1D Dirac operators. Proceedings of the American Mathematical Society, 141 (4). pp. 1361-1375. ISSN 0002-9939 (Print) 1088-6826 (Online)

Djakov, Plamen Borissov and Mityagin, Boris Samuel (2013) Combinatorial identities related to Eigen-function decompositions of Hill operators: open questions. Integral Equations and Operator Theory, 75 (1). pp. 7-12. ISSN 0378-620X (Print) 1420-8989 (Online)

Anahtarcı, Berkay and Djakov, Plamen Borissov (2012) Refined asymptotics of the spectral gap for the Mathieu operator. Journal of Mathematical Analysis and Applications, 396 (1). pp. 243-255. ISSN 0022-247X

Djakov, Plamen Borissov and Mityagin, Boris (2012) Criteria for existence of Riesz bases consisting of root functions of Hill and 1D Dirac operators. Journal of Functional Analysis, 263 (8). pp. 2300-2332. ISSN 0022-1236

Djakov, Plamen Borissov and Mityagin, Boris (2012) Equiconvergence of spectral decompositions of 1D Dirac operators with regular boundary conditions. Journal of Approximation Theory, 164 (7). pp. 879-927. ISSN 0021-9045

Djakov, Plamen Borissov and Mityagin, Boris Samuel (2012) Equiconvergence of spectral decompositions of Hill operators. Doklady Mathematics (English) / Doklady Akademii Nauk (Russian), 86 (1). pp. 542-544. ISSN 1064-5624 (Print) 1531-8362 (Online)

Djakov, Plamen Borissov and Mityagin, Boris Samuel (2012) Unconditional convergence of spectral decompositions of 1D Dirac operators with regular boundary conditions. Indiana University Mathematics Journal, 61 (1). pp. 359-398. ISSN 0022-2518

Djakov, Plamen Borissov and Mityagin, Boris Samuel (2012) 1D dirac operators with special periodic potentials. Bulletin of the Polish Academy of Sciences - Mathematics, 60 (1). pp. 59-75. ISSN 0239-7269 (Print) 1732-8985 (Online)

Djakov, Plamen Borissov and Mityagin, Boris (2011) Convergence of spectral decompositions of Hill operators with trigonometric polynomial potentials. Mathematische Annalen, 351 (3). pp. 509-540. ISSN 0025-5831 (print) ; 1432-1807 (online)

Djakov, Plamen Borissov and Terzioğlu, Tosun and Yurdakul, Murat and Zakharyuta, Vyacheslav (2011) Bounded operators and complemented subspaces of Cartesian products. Mathematische Nachrichten, 284 (2-3). pp. 217-228. ISSN 0025-584X

Djakov, Plamen Borissov and Mityagin, Boris Samuel (2011) Convergence of spectral decompositions of Hill operators with trigonometric polynomial potentials. Doklady Mathematics (English) / Doklady Akademii Nauk (Russian), 83 (1). pp. 5-7. ISSN 1064-5624

Djakov, Plamen Borissov and Mityagin, Boris Samuel (2010) Bari-Markus property for Riesz projections of 1D periodic Dirac operators. Mathematische Nachrichten, 283 (3). pp. 443-462. ISSN 0025-584X

Adduchi, Jim and Djakov, Plamen Borissov and Mityagin, Boris Samuel (2010) Convergence radii for eigenvalues of tri-diagonal matrices. Letters in Mathematical Physics, 91 (1). pp. 45-60. ISSN 0377-9017 (Print) 1573-0530 (Online)

Djakov, Plamen Borissov and Mityagin, Boris Samuel (2010) Fourier method for one dimensional Schrödinger operators with singular periodic potentials. In: The XIX-th International Workshop on Operator Theory and its Applications, Williamsburg, Virgina, U.S.A.

Djakov, Plamen Borissov and Mityagin, Boris Samuel (2009) Spectral gaps of Schrödinger operators with periodic singular potentials. Dynamics of Partial Differential Equations, 6 (2). pp. 95-165. ISSN 1548-159X

Djakov, Plamen Borissov and Mityagin, Boris (2009) Spectral gap asymptotics of one-dimensional Schrödinger operators with singular periodic potentials. In: International Conference on Linear and Non-Linear Theory of Generalized Functions and its Applications, Bedlewo, Poland

Djakov, Plamen Borissov and Mityagin, Boris (2009) Bari-Markus property for Riesz projections of Hill operators with singular potentials. In: Conference on Functional Analysis and Complex Analysis, Sabancı Üniversitesi, İstanbul, Türkiye

Djakov, Plamen Borissov and Önal, S. and Terzioğlu, Tosun and Yurdakul, M. (1998) Strictly singular operators and isomorphisms of Cartesian products of power series spaces. Archiv der mathematik, 70 (1). pp. 57-65. ISSN 0003-889X (Print) 1420-8938 (Online)

Djakov, Plamen Borissov and Terzioğlu, Tosun and Yurdakul, M. and Zakharyuta, Vyacheslav (1998) Bounded operators and isomorphisms of Cartesian products of Fréchet spaces. Michigan mathematical journal, 45 (3). pp. 599-610. ISSN 0026-2285